@DanielRusnok
Daniel Rusnok
@DanielRusnok
Software Development, Software Architecture, Domain-Driven Design, Dotnet, CSharp
Joined January 2022
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I shipped one MCP tool that updates 30+ fields, and I'm not splitting it
May 5 · 5 min read · I built an MCP tool that takes 30+ optional fields. The textbook says I should have built six. Here's why I'm keeping it. Drippery — my email drip tool — has an embed. It's a customizable subscribe fo
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Tracking AI costs across providers: Anthropic and OpenAI Admin APIs in one Next.js page
May 1 · 6 min read · Anthropic's Admin API is invisible until you create an Organization. OpenAI's cost.amount.value can ship as a string. Anthropic renamed input_tokens to uncached_input_tokens and moved cache fields int
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How to Avoid Cartesian Explosion while using EF Core
Apr 15, 2022 · 3 min read · Cartesian Product Cartesian product is a mathematical description of a multiplication of two sets. When the first set consists of two elements and the second one consists of three elements, the cartesian product result set consists of 6 elements. Eac...
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3 Different Ways to Implement Value Object in C# 10
Jan 6, 2022 · 8 min read · What is Value Object A value object is an object without an explicit identifier. Its first main characteristic is that it does not require an identity. The second principal characteristic is that value objects must be immutable. It means that once va...
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